--- a/testing/mozharness/configs/multi_locale/jamun_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/jamun_android-armv6.json
@@ -14,15 +14,15 @@
         "branch": "production",
         "dest": "build/configs"
     },{
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build",
     "mozconfig": "build/mobile/android/config/mozconfigs/android-armv6/nightly"
 }

--- a/testing/mozharness/configs/multi_locale/jamun_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/jamun_android-x86.json
@@ -14,15 +14,15 @@
         "branch": "production",
         "dest": "build/configs"
     },{
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build",
     "mozconfig": "build/mobile/android/config/mozconfigs/android-x86/nightly"
 }

--- a/testing/mozharness/configs/multi_locale/jamun_android.json
+++ b/testing/mozharness/configs/multi_locale/jamun_android.json
@@ -14,14 +14,14 @@
         "branch": "production",
         "dest": "build/configs"
     },{
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build"
 }

--- a/testing/mozharness/configs/multi_locale/mozilla-beta_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-beta_android-armv6.json
@@ -15,15 +15,15 @@
         "branch": "production",
         "dest": "build/configs"
     },{
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build",
     "mozconfig": "build/mobile/android/config/mozconfigs/android-armv6/nightly"
 }

--- a/testing/mozharness/configs/multi_locale/mozilla-beta_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-beta_android-x86.json
@@ -15,15 +15,15 @@
         "branch": "production",
         "dest": "build/configs"
     },{
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build",
     "mozconfig": "build/mobile/android/config/mozconfigs/android-x86/nightly"
 }

--- a/testing/mozharness/configs/multi_locale/mozilla-beta_android.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-beta_android.json
@@ -15,14 +15,14 @@
         "branch": "production",
         "dest": "build/configs"
     },{
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build"
 }

--- a/testing/mozharness/configs/multi_locale/release_mozilla-beta_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/release_mozilla-beta_android-armv6.json
@@ -20,15 +20,15 @@
         "dest": "tools"
     }],
     "l10n_repos": [{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",
         "branch": "default",
         "dest": "build/configs"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "required_config_vars": ["tag_override"],
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build",
     "mozconfig": "build/mobile/android/config/mozconfigs/android-armv6/release"
 }

--- a/testing/mozharness/configs/multi_locale/release_mozilla-beta_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/release_mozilla-beta_android-x86.json
@@ -20,15 +20,15 @@
         "dest": "tools"
     }],
     "l10n_repos": [{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",
         "branch": "default",
         "dest": "build/configs"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "required_config_vars": ["tag_override"],
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build",
     "mozconfig": "build/mobile/android/config/mozconfigs/android-x86/release"
 }

--- a/testing/mozharness/configs/multi_locale/release_mozilla-beta_android.json
+++ b/testing/mozharness/configs/multi_locale/release_mozilla-beta_android.json
@@ -20,14 +20,14 @@
         "dest": "tools"
     }],
     "l10n_repos": [{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",
         "branch": "default",
         "dest": "build/configs"
     }],
     "vcs_share_base": "/builds/hg-shared",
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "required_config_vars": ["tag_override"],
-    "l10n_dir": "mozilla-beta",
+    "l10n_dir": "l10n-central",
     "merge_locales": true,
     "mozilla_dir": "build"
 }

--- a/testing/mozharness/configs/single_locale/dev-mozilla-beta.py
+++ b/testing/mozharness/configs/single_locale/dev-mozilla-beta.py
@@ -1,15 +1,15 @@
 config = {
     "branch": "jamun",
     "nightly_build": True,
     "update_channel": "beta-dev",
 
     # l10n
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
 
     # repositories
     # staging beta dev releases use jamun repo for now
     "mozilla_dir": "jamun",
     "repos": [{
         "vcs": "hg",
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",

--- a/testing/mozharness/configs/single_locale/dev-mozilla-beta_devedition.py
+++ b/testing/mozharness/configs/single_locale/dev-mozilla-beta_devedition.py
@@ -1,15 +1,15 @@
 config = {
     "branch": "date",
     "nightly_build": True,
     "update_channel": "aurora-dev",  # devedition uses aurora based branding
 
     # l10n
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
 
     # repositories
     # staging beta dev releases use date repo for now
     "mozilla_dir": "date",
     "repos": [{
         "vcs": "hg",
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",

--- a/testing/mozharness/configs/single_locale/jamun.py
+++ b/testing/mozharness/configs/single_locale/jamun.py
@@ -2,17 +2,17 @@ import os
 
 config = {
     "nightly_build": True,
     "branch": "jamun",
     "en_us_binary_url": "http://archive.mozilla.org/pub/firefox/nightly/latest-mozilla-central",
     "update_channel": "nightly-jamun",
 
     # l10n
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
 
     # mar
     "mar_tools_url": os.environ.get(
         "MAR_TOOLS_URL",
         # Buildbot l10n fetches from ftp rather than setting an environ var
         "http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-central/mar-tools/%(platform)s"
     ),
 

--- a/testing/mozharness/configs/single_locale/jamun_android-api-16.py
+++ b/testing/mozharness/configs/single_locale/jamun_android-api-16.py
@@ -31,17 +31,17 @@ config = {
         "branch": "default",
         "dest": "tools",
     }, {
         "vcs": "hg",
         "repo": "https://hg.mozilla.org/projects/jamun",
         "revision": "%(revision)s",
         "dest": MOZILLA_DIR,
     }],
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
     'vcs_share_base': "/builds/hg-shared",
 
     "l10n_dir": "mozilla-beta",
     "repack_env": {
         # so ugly, bug 951238
         "LD_LIBRARY_PATH": "/lib:/tools/gcc-4.7.2-0moz1/lib:/tools/gcc-4.7.2-0moz1/lib64",
         "MOZ_OBJDIR": "obj-firefox",

--- a/testing/mozharness/configs/single_locale/mozilla-beta.py
+++ b/testing/mozharness/configs/single_locale/mozilla-beta.py
@@ -1,16 +1,16 @@
 config = {
     "nightly_build": True,
     "branch": "mozilla-beta",
     "en_us_binary_url": "http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-beta/",
     "update_channel": "beta",
 
     # l10n
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
 
     # repositories
     "mozilla_dir": "mozilla-beta",
     "repos": [{
         "vcs": "hg",
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools",

--- a/testing/mozharness/configs/single_locale/mozilla-beta_android-api-16.py
+++ b/testing/mozharness/configs/single_locale/mozilla-beta_android-api-16.py
@@ -36,20 +36,20 @@ config = {
         "repo": "https://hg.mozilla.org/releases/mozilla-beta",
         "branch": "default",
         "dest": MOZILLA_DIR,
     }, {
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools"
     }],
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/%s" % BRANCH,
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
     "hg_l10n_tag": "default",
     'vcs_share_base': HG_SHARE_BASE_DIR,
-    "l10n_dir": MOZILLA_DIR,
+    "l10n_dir": "l10n-central",
 
     "repack_env": {
         # so ugly, bug 951238
         "LD_LIBRARY_PATH": "/lib:/tools/gcc-4.7.2-0moz1/lib:/tools/gcc-4.7.2-0moz1/lib64",
         "EN_US_BINARY_URL": os.environ.get("EN_US_BINARY_URL", EN_US_BINARY_URL),
         "MOZ_OBJDIR": OBJDIR,
         "LOCALE_MERGEDIR": "%(abs_merge_dir)s/",
         "MOZ_UPDATE_CHANNEL": MOZ_UPDATE_CHANNEL,

--- a/testing/mozharness/configs/single_locale/mozilla-beta_devedition.py
+++ b/testing/mozharness/configs/single_locale/mozilla-beta_devedition.py
@@ -1,16 +1,16 @@
 config = {
     "nightly_build": True,
     "branch": "mozilla-beta",
     "en_us_binary_url": "http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-beta/",
     "update_channel": "aurora",  # devedition uses aurora based branding
 
     # l10n
-    "hg_l10n_base": "https://hg.mozilla.org/releases/l10n/mozilla-beta",
+    "hg_l10n_base": "https://hg.mozilla.org/l10n-central",
 
     # repositories
     "mozilla_dir": "mozilla-beta",
     "repos": [{
         "vcs": "hg",
         "repo": "https://hg.mozilla.org/build/tools",
         "branch": "default",
         "dest": "tools",